AMC7823 datasheet(17/48 Pages) TI

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DAC Output

AVDD, DVDD,

BVDD, RESET

Time (100

µs/div)

TYPICAL CHARACTERISTICS: PRECISION CURRENT SOURCE

0.5

0.4

0.3

0.2

0.1

−0.1

−0.2

−0.3

−0.4

−0.5

−50

−25

100

Temperature (

_C)

DD / VREF = 5V / 2.5V

or 3V / 1.25V

0.1

−0.1

−0.2

−0.3

−0.4

−0.5

−0.6

−0.7

−0.8

−0.9

−1.0

−1.1

−1.2

4.00

4.25

4.5

4.75

5.0

Compliance Voltage (V)

DD = 5V

REF = 2.5V

10mA (nom)

1mA (nom)

µA (nom)

100

µA (nom)

AMC7823

SLAS453A – APRIL 2005 – REVISED OCTOBER 2005

TYPICAL CHARACTERISTICS: DIGITAL-TO-ANALOG CONVERTER (DAC) (continued)

At +25

°C, AV

DD = DVDD = 5V, unless otherwise noted.

DAC POWER-ON RESET

TO 0V

Figure 33.

At +25

°C, AV

DD = DVDD = 5V, unless otherwise noted.

100

µA CURRENT SOURCE

PRECISION_I_OUTPUT vs

vs TEMPERATURE

COMPLIANCE VOLTAGE

Figure 34.

Figure 35.

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